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对 SN74AHCT00的建议显示其电压为4.5V 至5.5V、但低于该值则表示其电压范围更大(2V 至5.5V)。 SN74AHCT00的数据表显示它是4.5-5.5V。
我认为"较大的电压范围"的说法是不正确的。